National Stock Number
                                            5136-01-228-1704
                                    
                                
                            
                            
                                National Stock Number (NSN) 5136-01-228-1704, or NIIN 012281704, (tap set,thread cutting) has an unknown assigned date.  NIIN 012281704 was cancelled on February 9, 2000, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs. 
There are no manufacturer part numbers associated to this NSN.  
This part number has not been procured by the US Government in over 5 years. 
 
   
This NSN is assigned to Item Name Code (INC) 19797. [A GROUP OF TAP, THREAD CUTTING HAVING DIFFERENT CHARACTERISTICS. IT MAY INCLUDE TAP WRENCH(ES) AND COUNTERBORING TOOL(S).]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5136012281704 does not contain precious metals. 
This information was last updated on Aug 01, 2025.